On Feb 22, 12:54 pm, Paul Rubin <http://[EMAIL PROTECTED]> wrote: > Paul Rubin <http://[EMAIL PROTECTED]> writes: > > if any(x==element[0] for x in a): > > a.append(element) > > Should say: > > if any(x[0]==element[0] for x in a): > a.append(element)
I think you have this backwards. Should be:
if not any(x[0]==element[0] for x in a):
a.append(element)
or
if all(x[0]!=element[0] for x in a):
a.append(element)
-- Paul
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